Jerry Nelson, who died at the age of 78, did the voice of Count von Count on Sesame Street, Gobo Fraggle on the Fraggles, Robin, FLoyd and Camilla on the Muppet Show as well as various other puppeteer work for said shows.

I'm feeling really down about this. Time for booze.

I feel happy...I feel happy!

"I contend that we are both atheists. I just believe in one fewer god than you do. When you understand why you dismiss all the other possible gods, you will understand why I dismiss yours."
- Stephen Roberts